The far eastern telegraphs the history of telegraphic communications between the far east, Europe and America before teh first world war editor Juan Antonio Gómez - Helsinki Suomalainen Tiedeakatemia 1981 - 226 p. Il., retratos, mapas 25 cm - Annales academias scientiarum fennicae Serie B 216 .
TELEGRAFÍA--HISTORIA--EUROPA
TELEGRAFÍA--LEJANO ORIENTE
384.109